Home / 152,493.72-210,438.19-84,510.16

Finding the Fourth Proportional to 152,493.72, 210,438.19 and 84,510.16

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Solution

The fourth proportional to 152,493.72, 210,438.19 and 84,510.16 is: 116,622.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,493.72 : 210,438.19 = 84,510.16 : x
  2. Step 2: Convert to fraction form
    152,493.72/210,438.19 = 84,510.16/x
  3. Step 3: Cross multiply
    152,493.72x = 210,438.19 × 84,510.16
  4. Step 4: Simplify right side
    152,493.72x = 17,784,165,107.01
  5. Step 5: Solve for x
    x = 17,784,165,107.01/152,493.72
  6. Step 6: Final answer
    x = 116,622.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.